<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>生成器函数参数</title>
</head>
<script>
    function * gen(arg) {
        console.log(arg)
        let one = yield 111
        console.log(one)
        let two = yield 222
        console.log(two)
        let three = yield 333
        console.log(three)
    }
    let iterator = gen('AAA')
    console.log(iterator.next())
    //next方法可以传参
    console.log(iterator.next('BBB'))
    console.log(iterator.next('CCC'))
    console.log(iterator.next('DDD'))
</script>
</html>